package com.itqf.service;

/**
 * @Description:
 * @Company: 千锋互联
 * @Author: 李丽婷
 * @Date: 2020/9/29
 * @Time: 上午10:52
 */
public interface BookService {
    public  void  insert();
    public  void  delete(int id);

    public  int  update(int id);
}
